With the advent of $1.00-per-watt (DC) pricing for utility fixed-tilt PV systems, the solar industry has crushed the SunShot Program’s $1.00-per-watt goal for 2020 three years early.In early 2011, Steven Chu, Secretary of the U.S. Department of Energy (and a scientist), along with Dick Swanson, founder of SunPower, christened the DOE’s SunShot initiative. Swanson cited DOE’s early support of SunPower as a factor in SunPower’s success.At the time, $1.00 per watt seemed more aspirational than real — but one needs a North Star. The intrepid analysts at GTM Research were tracking utility solar at close to $4.00 per watt in early 2011.

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Founded in 2003, the Prometheus Institute is a non-partisan US-based non-profit delivering insight and action dedicated to achieve sustainable and universal economic, industrial, environmental, and human development...